Paid AI Tools

Oura Ring

★ 4.6

AI smart ring tracking sleep, readiness, and HRV with daily personalized coaching.

Oona: Sleep Training Timer

Oona is a sleep training timer app that helps parents follow structured check-in intervals during infant and toddler sleep training.

OpenEvidence

Clinical Decision Support & Medical Search Engine for Healthcare Professionals (NPI Required). OpenEvidence is trusted by hundreds of thousands of ve

Olive – Holistic Food Scanner

for iPhone * [iPhone ](https://apps.apple.com/us/iphone/today) * [iPad ](https://apps.apple.com/us/ipad/today) * [

Omada

for iPhone * [iPhone ](https://apps.apple.com/us/iphone/today) * [iPad ](https://apps.apple.com/us/ipad/today) * [

OMRON connect US/CAN/EMEA

for iPhone * [iPhone ](https://apps.apple.com/us/iphone/today) * [iPad ](https://apps.apple.com/us/ipad/today) * [

Oasis – What’s Healthy

for iPhone * [iPhone ](https://apps.apple.com/us/iphone/today) * [iPad ](https://apps.apple.com/us/ipad/today) * [

Norwegian 4×4 Protocol

for iPhone * [ iPhone ](https://apps.apple.com/us/app/norwegian-4x4-protocol/<https:/apps.apple.com/us/iphone/today>)

Nourish: Eating Well Made Easy

for iPhone * [iPhone ](https://apps.apple.com/us/iphone/today) * [iPad ](https://apps.apple.com/us/ipad/today) * [

NiteFan – White Noise Fan App

for iPhone * [iPhone ](https://apps.apple.com/us/iphone/today) * [iPad ](https://apps.apple.com/us/ipad/today) * [